WM7220IMSSLASHV datasheet(2/12 Pages) WOLFSON

2 / 12 page

WM7220

Preliminary Technical Data

PTD, Rev 2.3, December 2011

TABLE OF CONTENTS

DESCRIPTION....................................................................................................... 1

FEATURES ............................................................................................................ 1

APPLICATIONS..................................................................................................... 1

BLOCK DIAGRAM ................................................................................................ 1

TABLE OF CONTENTS......................................................................................... 2

PIN CONFIGURATION .......................................................................................... 3

PIN DESCRIPTION................................................................................................ 3

ORDERING INFORMATION.................................................................................. 3

ABSOLUTE MAXIMUM RATINGS ........................................................................ 4

IMPORTANT ASSEMBLY GUIDELINES .............................................................. 4

RECOMMENDED OPERATING CONDITIONS..................................................... 4

ACOUSTIC AND ELECTRICAL CHARACTERISTICS ......................................... 5

TERMINOLOGY............................................................................................................... 5

AUDIO INTERFACE TIMING ........................................................................................... 6

TYPICAL PERFORMANCE ................................................................................... 7

FREQUENCY RESPONSE .............................................................................................. 7

THD RATIO ...................................................................................................................... 7

APPLICATIONS INFORMATION .......................................................................... 8

RECOMMENDED EXTERNAL COMPONENTS .............................................................. 8

CONNECTION TO A WOLFSON AUDIO CODEC .......................................................... 8

RECOMMENDED PCB LAND PATTERNS ..................................................................... 9

PACKAGE DIMENSIONS.................................................................................... 10

IMPORTANT NOTICE ......................................................................................... 11

ADDRESS: .......................................................................................................... 11

REVISION HISTORY ........................................................................................... 12

WM7220IMS/V Datasheet(PDF) 2 Page - Wolfson Microelectronics plc